//
//  BookManager.h
//  03-HomeWork
//
//  Created by dllo on 16/7/7.
//  Copyright © 2016年 dllo. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "Book.h"
@interface BookManager : NSObject
@property NSMutableArray *bookArray;
- (instancetype) initWithBookMAnager;
- (void)addBook:(Book *)book;
- (void)removeBook:(Book *)book;
- (void)modifyBookPrice:(NSString *)book_name book_price:(NSInteger)book_price;
- (void)showBook;

@end
